SMM survey: what kind of metal do you like most in 2022?
Every time through the AI newsletter, investors ask questions on the investor interactive platform: Hello, Dong Mi, does your company have any technology related to gallium nitride in charging piles?
300376.SZ said on the investor interactive platform on December 20th that what the company is doing is to gradually replace and upgrade the power devices of the existing products with the application of the third generation semiconductor gallium nitride and silicon carbide power devices to achieve better efficiency, including some of the company's charging pile series products.

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